| 摘要 |
A centrifugal discharge pump (1) for electric household appliances, of unusual efficiency, comprising: a working chamber which has an intake opening and a delivery opening; an open impeller (10) arranged inside said working chamber and rotatable about a main axis (x) and motor means (5) designed to drive said impeller (10) by means of a transmission shaft (6). The impeller (10) comprises a planar support element (11) integral with the transmission shaft (6), and a plurality of blades (12) projecting fran the planar extension of this element; a free space (13) of predefined volume is provided between the blades (12) in order to allow the removal of foreign solids present in the discharge stream. |
